Wind damage preventing advertising frame

Abstract

The invention discloses a wind damage preventing advertising frame, aiming to provide a novel technical scheme for advertising frames. When devastating wind blows towards a billboard, the length direction of the billboard is made to tend to the wind direction so as to avoid damage. The wind damage preventing advertising frame comprises an upright post, a sleeve, a compression spring, an upper ball trough, a lower ball trough, steel balls, a billboard, and the like, wherein the annular lower ball trough with a sunken upper side is fixedly connected to the columniform upright post; the steel balls are evenly distributed in the ball troughs; the annular upper ball trough with a downward concave is arranged on the steel balls and is not fixedly connected with the wall of the upright post; the lower edge of the sleeve is fixedly connected with the upper side of the upper ball trough, wherein the inside diameter of the sleeve is slightly larger than the outside diameter of the upright post; the top end of the upright post is provided with a nut; the lower end of the compression spring extends into a lower blocking hole below the lower ball trough arranged on the wall of the upright post, and the upper end extends into an upper blocking hole above the upper ball trough at the lower end of the sleeve, wherein the inside diameter of the compression spring is larger than the outside diameter of the sleeve; the square billboard is fixedly connected with the sleeve; and the billboard is installed in such a way that the vertical center line of the billboard slightly deviates from the axis of the upright post.

Description

technical field [0001] The invention relates to the field of billboard frames, in particular to an outdoor billboard frame. Background technique [0002] Advertising campaigns are an important part of modern commercial activities, and outdoor billboard stands are an important part of advertising campaigns. They are generally plate-shaped, installed on buildings or standing on round columns, and one of them is widely used The form of the billboard is that a rectangular board is supported by an independent column. Due to the relatively poor outdoor environment, especially under the ravages of strong winds, this kind of billboard rack is often easily damaged due to the fixed installation and needs to be repaired. It takes time and effort to get up, and the loss is huge. Contents of the invention [0003] The purpose of the present invention is exactly to provide a billboard frame of a new scheme, which can eliminate the above-mentioned shortcomings to a large extent. [000...

AI Technical Summary

Problems solved by technology

[0002] Advertising campaigns are an important part of modern commercial activities, and outdoor billboard stands are an important part of advertising campaigns. They are generally plate-shaped, installed on buildings or standing on round columns, one of which is widely used The form of the billboard is that a re

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